#credits
{
    padding: 3px 6px;
    width: 10%;
    font-size: 1.5em;
    font-family: Comic Sans MS;
    border-radius: 3px;
    border: solid 5px green;
    background-color: white;
  
    border-radius: 8px;
      transition: all 0.5s;
  cursor: pointer;
  margin: 5px

}

#credits:hover {
    background-color: green; 
    color: white;
}

#credits span:after
{
    content: '»';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}

h1
{
   text-align: center;
}
body
{

    background-color: pink;
    font-size: 18px;
}